AD DS Troubleshooting

Applies To: Windows Server 2016, Windows Server 2012 R2, Windows Server 2012

This guide provides troubleshooting information for Active Directory Domain Services (AD DS) in the firstref_longhorincludes> operating system. It is designed to help you identify and resolve problems that may be related to AD DS. Conditions for domain controllers that are running versions of Windows Server 2003 in a nextref_longhorincludes> forest are also discussed. This release of this guide includes troubleshooting recommendations and procedures for diagnosing and fixing problems that may occur with Active Directory replication in a nextref_longhorincludes> forest. This content focuses primarily on responses to Directory Service event log messages and tool-based error messages that might be reported by the Repadmin.exe and Dcdiag.exe tools. These tools are available on all domain controllers that are running nextref_longhorincludes>. You can also install Remote Server Administration Tools (RSAT) on a member server that is running nextref_longhorincludes> or on a computer that is running Windows Vista with Service Pack 1 (SP1). For information about installing RSAT, see Configuring a Computer for Troubleshooting Active Directory. In this guide Configuring a Computer for Troubleshooting Active Directory Troubleshooting Active Directory Replication Problems Additional Resources for Troubleshooting Active Directory Acknowledgments Produced by: Microsoft Windows Server Directory and Access Services (DAS) IT Pro Content Team Writer: Mary Hillman Editor: Jim Becker Technical reviewers: Arren Conner, Kurt Hudson, Gregory Johnson, Rob Kochman, Ajit Krishnan, Dave Tesar